On Thu, 31 Aug 2023 at 01:50, Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx> wrote:
On chipsets where CDM block is not available OR where support has
not been added yet do not allow YUV formats for writeback block.
Signed-off-by: Abhinav Kumar <quic_abhinavk@xxxxxxxxxxx>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
index 7fc174b33ae2..d8edca9bc964 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
@@ -406,6 +406,12 @@ static int dpu_encoder_phys_wb_atomic_check(
return ret;
}
+ if (DPU_FORMAT_IS_YUV(to_dpu_format(msm_framebuffer_format(fb))) &&
+ !phys_enc->dpu_kms->catalog->cdm) {
+ DPU_ERROR("cannot support YUV formats without CDM block\n");
+ return -EINVAL;
+ }
Can we have YUV formats in wb_formats if we do not support CDM? That
would be an error.
+
return 0;
}
--
2.40.1